Home / 17,655.30-24,364.38-9,697.68

Finding the Fourth Proportional to 17,655.30, 24,364.38 and 9,697.68

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Solution

The fourth proportional to 17,655.30, 24,364.38 and 9,697.68 is: 13,382.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,655.30 : 24,364.38 = 9,697.68 : x
  2. Step 2: Convert to fraction form
    17,655.30/24,364.38 = 9,697.68/x
  3. Step 3: Cross multiply
    17,655.30x = 24,364.38 × 9,697.68
  4. Step 4: Simplify right side
    17,655.30x = 236,277,960.64
  5. Step 5: Solve for x
    x = 236,277,960.64/17,655.30
  6. Step 6: Final answer
    x = 13,382.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.